67228253 has 2 divisors, whose sum is σ = 67228254. Its totient is φ = 67228252.

The previous prime is 67228247. The next prime is 67228261. The reversal of 67228253 is 35282276.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38477209 + 28751044 = 6203^2 + 5362^2 .

It is a cyclic number.

It is not a de Polignac number, because 67228253 - 2⁴ = 67228237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67228453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33614126 + 33614127.

It is an arithmetic number, because the mean of its divisors is an integer number (33614127).

Almost surely, 2^67228253 is an apocalyptic number.

It is an amenable number.

67228253 is a deficient number, since it is larger than the sum of its proper divisors (1).

67228253 is an equidigital number, since it uses as much as digits as its factorization.

67228253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 35.

The square root of 67228253 is about 8199.2836882255. The cubic root of 67228253 is about 406.6155114220.

The spelling of 67228253 in words is "sixty-seven million, two hundred twenty-eight thousand, two hundred fifty-three".